Question

Show that (3x+1) is a factor of 3x²–2x–1 .​

Answer 1

Answer:

Using middle term Factorisation,

3x²–2x–1

=3x²-3x+1x-1

=3x(x-1)+1(x-1)

=(3x+1)(x-1)

Step-by-step explanation:

So, (3x+1)*(x+1) = 3x²–2x–1

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